40345257184 has 12 divisors (see below), whose sum is σ = 79429725144. Its totient is φ = 20172628576.

The previous prime is 40345257181. The next prime is 40345257193. The reversal of 40345257184 is 48175254304.

It is a self number, because there is not a number n which added to its sum of digits gives 40345257184.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40345257181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630394612 + ... + 630394675.

It is an arithmetic number, because the mean of its divisors is an integer number (6619143762).

Almost surely, 2^40345257184 is an apocalyptic number.

It is an amenable number.

40345257184 is a deficient number, since it is larger than the sum of its proper divisors (39084467960).

40345257184 is a wasteful number, since it uses less digits than its factorization.

40345257184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260789297 (or 1260789289 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 40345257184 in words is "forty billion, three hundred forty-five million, two hundred fifty-seven thousand, one hundred eighty-four".